gastrin

[gas-trin]

noun

a hormone that stimulates the secretion of gastric juice.

Origin of gastrin

First recorded in 1900–05; gastr- + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for gastrin

gastrin

noun

a polypeptide hormone secreted by the stomach: stimulates secretion of gastric juice
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

gastrin in Medicine

gastrin

[găstrĭn]

n.

Any of the hormones secreted in the pyloric-antral mucosa of the stomach and that stimulate secretion of the parietal cells.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.